Open the system.
Accounts, permissions and bank payments. Understand what access does—and does not—mean.
9 lessons · 48 minutes of reading and checks · Work at your own pace
Open banking, without the mystique.
Permissioned access, account information and bank-to-bank payments.
Read the lessonSeeing an account is not moving money
Separate access to information from authority to initiate a payment.
Read the lessonPermission has a lifecycle
Make the end of access as deliberate as its beginning.
Read the lessonSeconds change the operating model
When money moves quickly, decisions and recovery must be ready.
Read the lessonRules are not the same as rails
Separate the shared payment arrangement from the infrastructure carrying it.
Read the lessonA match is a useful boundary
Verify the destination without treating a name match as a verdict on intent.
Read the lessonPermission with a perimeter
Understand recurring payments through limits, purpose and customer control.
Read the lessonProtected in which way?
The institution, the product and the failure event all matter.
Read the lessonWho starts the collection?
Separate a biller’s mandate from the payer’s scheduled instruction.
Read the lessonPut one principle to work.
Choose a decision study. Before reading the next piece of evidence, explain what would change your view.
Open related practiceFollow the money.
From checkout to settlement. Understand the participants, messages and money movements.
Follow this route 02 / bankingOpen the system.
Accounts, permissions and bank payments. Understand what access does—and does not—mean.
Follow this route 03 / operationsKeep it moving.
Retries, records and reconciliation. Learn to diagnose the gap between a message and an outcome.
Follow this route 04 / riskQuestion the signal.
Evidence, identity and trade-offs. Build decisions that survive a second look.
Follow this route